content: /* ===========================================================
   * JFreeChart : a free chart library for the Java(tm) platform
   * ===========================================================
   *
   * (C) Copyright 2000-2012, by Object Refinery Limited and Contributors.
   *
   * Project Info:  http://www.jfree.org/jfreechart/index.html
   *
   * This library is free software; you can redistribute it and/or modify it
   * under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation; either version 2.1 of the License, or
   * (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
   * License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
   * USA.
   *
   * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 
   * Other names may be trademarks of their respective owners.]
   *
   * -----------------
   * XYAnnotation.java
   * -----------------
   * (C) Copyright 2002-2009, by Object Refinery Limited and Contributors.
   *
   * Original Author:  David Gilbert (for Object Refinery Limited);
   * Contributor(s):   Peter Kolb (patch 2809117);
   *
   * Changes:
   * --------
   * 28-Aug-2002 : Version 1 (DG);
   * 07-Nov-2002 : Fixed errors reported by Checkstyle (DG);
   * 13-Jan-2003 : Reviewed Javadocs (DG);
   * 09-May-2003 : Added plot to draw() method (DG);
   * 02-Jul-2003 : Eliminated the Annotation base interface (DG);
   * 29-Sep-2004 : Added 'rendererIndex' and 'info' parameter to draw() method
   *               to support chart entities (tool tips etc) (DG);
   * 24-Jun-2009 : Now extends Annotation (see patch 2809117 by PK) (DG);
   *
   */
  
  package org.jfree.chart.annotations;
  
  import java.awt.Graphics2D;
  import java.awt.geom.Rectangle2D;
  
  import org.jfree.chart.axis.ValueAxis;
  import org.jfree.chart.plot.PlotRenderingInfo;
  import org.jfree.chart.plot.XYPlot;
  
  /**
   * The interface that must be supported by annotations that are to be added to
   * an {@link XYPlot}.
   */
  public interface XYAnnotation extends Annotation{
  
      /**
       * Draws the annotation.
       *
       * @param g2  the graphics device.
       * @param plot  the plot.
       * @param dataArea  the data area.
       * @param domainAxis  the domain axis.
       * @param rangeAxis  the range axis.
       * @param rendererIndex  the renderer index.
       * @param info  an optional info object that will be populated with
       *              entity information.
       */
      public void draw(Graphics2D g2, XYPlot plot, Rectangle2D dataArea,
                       ValueAxis domainAxis, ValueAxis rangeAxis,
                       int rendererIndex,
                       PlotRenderingInfo info);
  
  }
  